Magura, Tibor http://orcid.org/0000-0002-9130-6122
Lövei, Gábor L. http://orcid.org/0000-0002-6467-9812
Tóthmérész, Béla http://orcid.org/0000-0002-4766-7668
Article History
Received: 27 February 2018
Accepted: 2 November 2018
First Online: 19 November 2018
Competing Interests
: The authors declare no competing interests.